60
Servomotor and chilled water valve
If necessary (in the event of a fault in the servomotor or the
control system) manually move the valve as described below:
•
pull the manual control knob (G2);
•
turn the knob clockwise to lower the valve stem (G3)
(OPEN) and anti-clockwise to raise the valve stem (G3)
(CLOSE).
G1
G2
G4
G3
In the 600 and 700 models the following servomotor is installed:
To manually move the valve, use the hexagonal key and screw
to open and unscrew to close.
Alternatively, it is possible to remove the servomotor from the
body of the valve and move the valve stem itself.
Servomotor and hot water valve
To manually move the valve by turning the control knob
clockwise to open and anti-clockwise to close.
Alternatively, it is possible to remove the servomotor from the
body of the valve and move the valve stem itself.
